package com.kabigon.tiny.manager;

import cn.hutool.extra.spring.SpringUtil;
import com.kabigon.tiny.utils.Threads;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.stereotype.Component;

import javax.annotation.PreDestroy;
import java.util.concurrent.ScheduledExecutorService;

/**
 * 确保应用退出时能关闭后台线程
 *
 * @author xu.biao
 */
@Component
public class ShutdownManager {
    private static final Logger logger = LoggerFactory.getLogger("sys-user");

    private ScheduledExecutorService scheduledExecutorService = SpringUtil.getBean("scheduledExecutorService");

    @PreDestroy
    public void destroy() {
        shutdownAsyncManager();
    }

    /**
     * 停止异步执行任务
     */
    private void shutdownAsyncManager() {
        try {
            logger.info("====关闭后台任务任务线程池====");
            Threads.shutdownAndAwaitTermination(scheduledExecutorService);
        } catch (Exception e) {
            logger.error(e.getMessage(), e);
        }
    }
}
